1. STANDARD:  ASTM A106, ASTM A53B ,API 5L

2. MATERIAL: A53 B, A106 B, GrB;

3. SIZE:     1"-24”  (33.4mm-610mm) 
    WALL-THICK: 2-50mm .

4. LENGTH:  5.8m,6m,11.8m,12m, as per order.

5. PRODCTION CAPACITY:  more than 8000 Tons per month.

6. APPLICATION: used in petrol gas ,oil field, high temperature working condition , liquid transport,steel construction project and so on.